Slow Cooker Pepper Steak Tacos

RECIPE for easy to make Slow Cooker Pepper Steak Tacos!  This crockpot meal is one of my family's favorites.  We serve it on tortillas with fresh tomato salsa!

Course Main Course
Cuisine Mexican
Keyword crockpot tacos, pepper steak recipes, slow cooker pepper steak tacos, slow cooker tacos
Prep Time 5 minutes
Cook Time 4 hours
Total Time 4 hours 5 minutes
Servings 6


  • 2 pounds beef sirloin
  • 1 teaspoon garlic powder
  • 3 tablespoons vegetable oil
  • 1 beef bouillon cube
  • 1/4 cup hot water
  • 1 tablespoon cornstarch
  • 2 green peppers - chopped
  • 1/2 cup chopped onions
  • 14 oz of stewed tomatoes
  • 1 teaspoon pepper
  • 1 teaspoon cumin
  • 2 teaspoons chili powder
  • 1 tablespoon oregano
  • 1 teaspoon salt


  1. Cut your beef sirloin into about 2 inch strips.
  2. In a skillet over medium high heat, add your vegetable oil then beef strips. Sprinkle 1 teaspoon garlic powder on top. Brown sirloin strips, then transfer to crockpot.
  3. Mix your beef bouillon cube with the hot water so it dissolves. Then add cornstarch and stir until it's dissolved. Pour this wet mixture into the crockpot.
  4. Add in all the rest of your ingredients.
  5. Cook on high for 3-4 hours or low for 6-7 hours.
  6. Serve on flour tortillas or hard shells, garnish with salsa, avocado or whatever else you'd like!